[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.228' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 65.283492][ T8490] ------------[ cut here ]------------ [ 65.289159][ T8490] unsupported nla_type 0 [ 65.289477][ T8490] WARNING: CPU: 0 PID: 8490 at net/xfrm/xfrm_compat.c:279 xfrm_alloc_compat+0xf39/0x10d0 [ 65.305175][ T8490] Modules linked in: [ 65.309426][ T8490] CPU: 1 PID: 8490 Comm: syz-executor759 Not tainted 5.10.0-rc1-syzkaller #0 [ 65.318805][ T8490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.329978][ T8490] RIP: 0010:xfrm_alloc_compat+0xf39/0x10d0 [ 65.335878][ T8490] Code: de e8 0b 35 d3 f9 84 db 0f 85 b0 f8 ff ff e8 ee 3c d3 f9 8b 74 24 08 48 c7 c7 40 eb 51 8a c6 05 d5 c7 3b 05 01 e8 ca 78 0e 01 <0f> 0b e9 8d f8 ff ff e8 cb 3c d3 f9 8b 14 24 48 c7 c7 00 eb 51 8a [ 65.355800][ T8490] RSP: 0018:ffffc90000e8f378 EFLAGS: 00010282 [ 65.361993][ T8490] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 65.370100][ T8490] RDX: ffff88801e044ec0 RSI: ffffffff8158ce75 RDI: fffff520001d1e61 [ 65.378198][ T8490] RBP: 000000000000000c R08: 0000000000000001 R09: ffff8880b9e2005b [ 65.386201][ T8490] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffa1 [ 65.394317][ T8490] R13: ffff88801af250f8 R14: ffff888020c478c0 R15: ffff888011ea8500 [ 65.402425][ T8490] FS: 0000000000ed3880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 65.411525][ T8490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.418200][ T8490] CR2: 0000000020000180 CR3: 000000001af69000 CR4: 00000000001506f0 [ 65.426247][ T8490] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.434364][ T8490] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.443153][ T8490] Call Trace: [ 65.447321][ T8490] ? xfrm_attr_cpy32+0x1d0/0x1d0 [ 65.452396][ T8490] xfrm_alloc_userspi+0x66a/0xa30 [ 65.457574][ T8490] ? cgroup_bpf_prog_attach+0x140/0x320 [ 65.463139][ T8490] ? xfrm_send_report+0x510/0x510 [ 65.468313][ T8490] ? __nla_parse+0x3d/0x50 [ 65.472746][ T8490] ? xfrm_send_report+0x510/0x510 [ 65.477875][ T8490] xfrm_user_rcv_msg+0x42f/0x8b0 [ 65.482839][ T8490] ? xfrm_do_migrate+0x800/0x800 [ 65.487909][ T8490] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 65.493939][ T8490] ? __mutex_lock+0x626/0x10e0 [ 65.498817][ T8490] netlink_rcv_skb+0x153/0x420 [ 65.503608][ T8490] ? xfrm_do_migrate+0x800/0x800 [ 65.508668][ T8490] ? netlink_ack+0xaa0/0xaa0 [ 65.513290][ T8490] xfrm_netlink_rcv+0x6b/0x90 [ 65.518052][ T8490] netlink_unicast+0x533/0x7d0 [ 65.522842][ T8490] ? netlink_attachskb+0x810/0x810 [ 65.528084][ T8490] ? __phys_addr_symbol+0x2c/0x70 [ 65.533162][ T8490] ? __check_object_size+0x171/0x3f0 [ 65.538716][ T8490] netlink_sendmsg+0x856/0xd90 [ 65.543497][ T8490] ? netlink_unicast+0x7d0/0x7d0 [ 65.548605][ T8490] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 65.553960][ T8490] ? netlink_unicast+0x7d0/0x7d0 [ 65.559157][ T8490] sock_sendmsg+0xcf/0x120 [ 65.563591][ T8490] ____sys_sendmsg+0x331/0x810 [ 65.569536][ T8490] ? kernel_sendmsg+0x50/0x50 [ 65.574263][ T8490] ? do_recvmmsg+0x6c0/0x6c0 [ 65.578990][ T8490] ? __lock_acquire+0xbbf/0x5590 [ 65.583985][ T8490] ___sys_sendmsg+0xf3/0x170 [ 65.588877][ T8490] ? sendmsg_copy_msghdr+0x160/0x160 [ 65.594182][ T8490] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 65.600292][ T8490] ? release_pages+0x59b/0x1690 [ 65.605170][ T8490] ? lock_chain_count+0x20/0x20 [ 65.610158][ T8490] ? find_held_lock+0x2d/0x110 [ 65.615038][ T8490] ? do_huge_pmd_anonymous_page+0x12cc/0x2050 [ 65.621242][ T8490] ? lock_downgrade+0x6d0/0x6d0 [ 65.626134][ T8490] ? __fget_light+0x215/0x280 [ 65.630958][ T8490] __sys_sendmmsg+0x195/0x470 [ 65.635665][ T8490] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.640863][ T8490] ? sockfd_lookup_light+0xc6/0x180 [ 65.646102][ T8490] ? __sys_sendmsg+0x10c/0x1b0 [ 65.651007][ T8490] ? __sys_sendmsg_sock+0xb0/0xb0 [ 65.656051][ T8490] ? vmacache_update+0xce/0x140 [ 65.661032][ T8490] __x64_sys_sendmmsg+0x99/0x100 [ 65.665997][ T8490] ? syscall_enter_from_user_mode+0x1d/0x50 [ 65.674943][ T8490] do_syscall_64+0x2d/0x70 [ 65.679501][ T8490] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.685409][ T8490] RIP: 0033:0x440339 [ 65.689414][ T8490] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.710076][ T8490] RSP: 002b:00007ffce29585f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.718625][ T8490] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440339 [ 65.726755][ T8490] RDX: 00000000000000f1 RSI: 0000000020000180 RDI: 0000000000000003 [ 65.734770][ T8490] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 65.742890][ T8490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b40 [ 65.751144][ T8490] R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000 [ 65.759257][ T8490] Kernel panic - not syncing: panic_on_warn set ... [ 65.765871][ T8490] CPU: 0 PID: 8490 Comm: syz-executor759 Not tainted 5.10.0-rc1-syzkaller #0 [ 65.774634][ T8490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.784704][ T8490] Call Trace: [ 65.788003][ T8490] dump_stack+0x107/0x163 [ 65.792340][ T8490] panic+0x306/0x73d [ 65.796251][ T8490] ? __warn_printk+0xf3/0xf3 [ 65.800836][ T8490] ? __warn.cold+0x1d/0xbb [ 65.805239][ T8490] ? __warn.cold+0x14/0xbb [ 65.809660][ T8490] ? xfrm_alloc_compat+0xf39/0x10d0 [ 65.814850][ T8490] __warn.cold+0x38/0xbb [ 65.819088][ T8490] ? wake_up_klogd.part.0+0x8e/0xd0 [ 65.824276][ T8490] ? xfrm_alloc_compat+0xf39/0x10d0 [ 65.829483][ T8490] report_bug+0x1bd/0x210 [ 65.833842][ T8490] handle_bug+0x3c/0x60 [ 65.837986][ T8490] exc_invalid_op+0x14/0x40 [ 65.842477][ T8490] asm_exc_invalid_op+0x12/0x20 [ 65.847344][ T8490] RIP: 0010:xfrm_alloc_compat+0xf39/0x10d0 [ 65.853139][ T8490] Code: de e8 0b 35 d3 f9 84 db 0f 85 b0 f8 ff ff e8 ee 3c d3 f9 8b 74 24 08 48 c7 c7 40 eb 51 8a c6 05 d5 c7 3b 05 01 e8 ca 78 0e 01 <0f> 0b e9 8d f8 ff ff e8 cb 3c d3 f9 8b 14 24 48 c7 c7 00 eb 51 8a [ 65.872762][ T8490] RSP: 0018:ffffc90000e8f378 EFLAGS: 00010282 [ 65.878841][ T8490] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 65.886805][ T8490] RDX: ffff88801e044ec0 RSI: ffffffff8158ce75 RDI: fffff520001d1e61 [ 65.894768][ T8490] RBP: 000000000000000c R08: 0000000000000001 R09: ffff8880b9e2005b [ 65.902744][ T8490] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffa1 [ 65.910712][ T8490] R13: ffff88801af250f8 R14: ffff888020c478c0 R15: ffff888011ea8500 [ 65.918704][ T8490] ? vprintk_func+0x95/0x1e0 [ 65.923306][ T8490] ? xfrm_alloc_compat+0xf39/0x10d0 [ 65.928498][ T8490] ? xfrm_attr_cpy32+0x1d0/0x1d0 [ 65.933426][ T8490] xfrm_alloc_userspi+0x66a/0xa30 [ 65.938477][ T8490] ? cgroup_bpf_prog_attach+0x140/0x320 [ 65.944068][ T8490] ? xfrm_send_report+0x510/0x510 [ 65.949092][ T8490] ? __nla_parse+0x3d/0x50 [ 65.953511][ T8490] ? xfrm_send_report+0x510/0x510 [ 65.958525][ T8490] xfrm_user_rcv_msg+0x42f/0x8b0 [ 65.963453][ T8490] ? xfrm_do_migrate+0x800/0x800 [ 65.968378][ T8490] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 65.974383][ T8490] ? __mutex_lock+0x626/0x10e0 [ 65.979411][ T8490] netlink_rcv_skb+0x153/0x420 [ 65.984160][ T8490] ? xfrm_do_migrate+0x800/0x800 [ 65.989103][ T8490] ? netlink_ack+0xaa0/0xaa0 [ 65.993701][ T8490] xfrm_netlink_rcv+0x6b/0x90 [ 65.998377][ T8490] netlink_unicast+0x533/0x7d0 [ 66.003141][ T8490] ? netlink_attachskb+0x810/0x810 [ 66.008251][ T8490] ? __phys_addr_symbol+0x2c/0x70 [ 66.013259][ T8490] ? __check_object_size+0x171/0x3f0 [ 66.018541][ T8490] netlink_sendmsg+0x856/0xd90 [ 66.023315][ T8490] ? netlink_unicast+0x7d0/0x7d0 [ 66.028258][ T8490] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 66.033559][ T8490] ? netlink_unicast+0x7d0/0x7d0 [ 66.038490][ T8490] sock_sendmsg+0xcf/0x120 [ 66.042932][ T8490] ____sys_sendmsg+0x331/0x810 [ 66.047696][ T8490] ? kernel_sendmsg+0x50/0x50 [ 66.052355][ T8490] ? do_recvmmsg+0x6c0/0x6c0 [ 66.056939][ T8490] ? __lock_acquire+0xbbf/0x5590 [ 66.061876][ T8490] ___sys_sendmsg+0xf3/0x170 [ 66.066485][ T8490] ? sendmsg_copy_msghdr+0x160/0x160 [ 66.071757][ T8490] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 66.077815][ T8490] ? release_pages+0x59b/0x1690 [ 66.082658][ T8490] ? lock_chain_count+0x20/0x20 [ 66.087499][ T8490] ? find_held_lock+0x2d/0x110 [ 66.092441][ T8490] ? do_huge_pmd_anonymous_page+0x12cc/0x2050 [ 66.098498][ T8490] ? lock_downgrade+0x6d0/0x6d0 [ 66.103355][ T8490] ? __fget_light+0x215/0x280 [ 66.108023][ T8490] __sys_sendmmsg+0x195/0x470 [ 66.112697][ T8490] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.117718][ T8490] ? sockfd_lookup_light+0xc6/0x180 [ 66.122915][ T8490] ? __sys_sendmsg+0x10c/0x1b0 [ 66.127664][ T8490] ? __sys_sendmsg_sock+0xb0/0xb0 [ 66.132681][ T8490] ? vmacache_update+0xce/0x140 [ 66.137627][ T8490] __x64_sys_sendmmsg+0x99/0x100 [ 66.142553][ T8490] ? syscall_enter_from_user_mode+0x1d/0x50 [ 66.148445][ T8490] do_syscall_64+0x2d/0x70 [ 66.152861][ T8490] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 66.158822][ T8490] RIP: 0033:0x440339 [ 66.162799][ T8490] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.182831][ T8490] RSP: 002b:00007ffce29585f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.191240][ T8490] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440339 [ 66.199200][ T8490] RDX: 00000000000000f1 RSI: 0000000020000180 RDI: 0000000000000003 [ 66.207159][ T8490] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 66.215111][ T8490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b40 [ 66.223080][ T8490] R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000 [ 66.231995][ T8490] Kernel Offset: disabled [ 66.236408][ T8490] Rebooting in 86400 seconds..